Sightings

Author Source Vulnerability Type Date Other
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-04-13) CVE-2021-20028 exploited 2026-04-13 00:00:00
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-04-05) CVE-2021-20028 seen 2026-04-05 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-02-24) CVE-2021-20028 exploited 2026-02-24 00:00:00
cedric https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/379199fc-7758-4b6d-ad81-d800954cb401 CVE-2021-20028 exploited 2026-02-02 12:27:55
automation The Shadowserver (honeypot/common-vulnerabilities) - (2025-12-18) CVE-2021-20028 seen 2025-12-18 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-12-16) CVE-2021-20028 exploited 2025-12-16 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-09-30) CVE-2021-20028 exploited 2025-09-30 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-08-30) CVE-2021-20028 exploited 2025-08-30 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-08-19) CVE-2021-20028 exploited 2025-08-19 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-05-31) CVE-2021-20028 exploited 2025-05-31 00:00:00
displaying 1 - 10 sightings in total 18

If a line is highlighted in yellow, it indicates that the vulnerability advisory has not yet been published.

Sightings Sources.